Social media's rapid rise has incited concerns among policymakers and the public regarding its role in spreading misinformation.
Content moderation is a key tool to combat misinformation, but problems emerge when practiced at scale.
At the core of the issue is the lack of a formally accepted definition for "misinformation."
Misinformation is information that runs contrary to or distorts generally accepted facts.
However, this definition breaks down when applied to contentious topics.
Author's summary: Misinformation spreads on social media.